On 10.03.23 10:26, Leonard Göhrs wrote:
> To support the detach feature, add a new mailbox channel to inform
> the remote processor on a detach. This signal allows the remote processor
> firmware to stop IPC communication and to reinitialize the resources for
> a re-attach.
>
> See 6257dfc1c412dcdbd76ca5fa92c8444222dbe5b0 for a patch that does the
> same for stm32mp15x-dkx boards.
>
> Signed-off-by: Leonard Göhrs <l.goehrs@xxxxxxxxxxxxxx>
Reviewed-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
Thanks,
Ahmad
> ---
> arch/arm/boot/dts/stm32mp15xx-osd32.dtsi | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/stm32mp15xx-osd32.dtsi b/arch/arm/boot/dts/stm32mp15xx-osd32.dtsi
> index 935b7084b5a2..a43965c86fe8 100644
> --- a/arch/arm/boot/dts/stm32mp15xx-osd32.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15xx-osd32.dtsi
> @@ -210,8 +210,8 @@ &ipcc {
> &m4_rproc {
> memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
> <&vdev0vring1>, <&vdev0buffer>;
> - mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
> - mbox-names = "vq0", "vq1", "shutdown";
> + mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
> + mbox-names = "vq0", "vq1", "shutdown", "detach";
> interrupt-parent = <&exti>;
> interrupts = <68 1>;
> status = "okay";
>
> base-commit: fe15c26ee26efa11741a7b632e9f23b01aca4cc6
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